.body {
  color: #222;
  font-family: Microsoft YaHei, Helvitica, Verdana, Tohoma, Arial, san-serif;
  margin: 0;
  padding: 0;
  text-decoration: none;
  background-color: #fff;
  margin-left: 0%;
  margin-top: 2%;
}

.body .mainmenu:after {
  clear: both;
  content: " ";
  display: block;
}

.body .mainmenu li {
  float: left;
  width: 33%;
  overflow: hidden;
  padding: 0.5px;
  background-repeat:no-repeat;
  background-position: center;
  background-size:50px 50px;
  background-position:50% 25%;
}
.body .mainmenu li a {
  display: block;
  color: #FFF;
  text-align: center;
  margin-bottom: 10%;
}

.body .mainmenu li a b {
  display: block;
  height: 70px;
  /*height: 2.625rem;*/
}

.body .mainmenu li a img {
  margin: 15px auto 15px;
  width: 70px;
  height: 70px;
}

.body .mainmenu li a span {
  height: 30px;
  line-height: 30px;
  color: black;
  font-size: 14px;
}

.body .mainmenu li {
  border: 1px solid #E5EAEE;
  border-left: 0;
  border-top: 0;
}

.body .mainmenu li:nth-child(3n) {
	border-right : 0;
}